REVENUE - Revenue by Type (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023
Net revenue	$ 1,578	$ 1,672	$ 4,809	$ 5,145
Instrumentation
Net revenue	556	643	1,734	2,091
Non-Instrumentation and Other
Net revenue	$ 1,022	$ 1,029	$ 3,075	$ 3,054

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details